package practicedemo56;

public class TestDemo {
    public static void main(String[] args) {
        //测试工具类中的两个方法
        int[] arr1 = {1, 2, 3, 4, 5};
        double[] arr2 = {1, 2, 3, 4, 5, 6};
        System.out.println(ArrayUtil.printArr(arr1));
        System.out.println(ArrayUtil.getAverage(arr2));

    }
}
